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Marquise|Natural|IGI

0.40ct I VS1 Marquise Natural Diamond

EX • I/VS1 • IGI 689587370

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 689587370

Diamond specifications and retailer prices

From £282 GBP
₹35,991 INR
As of November 1, 2026
Save £616 GBP (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,217 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural marquise diamond

This 0.4ct natural marquise sits in the sub-half-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 689587370. Listed at 16 retailers as of October 26, 2026, with a 218% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 689587370
Dimensions7.26 × 4.06 × 2.43 mm
L/W Ratio1.79
Girdle conditionFaceted
Culet sizePointed
Top View
7.26 mm4.06 mm0.40 ctI / VS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 689587370
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,217 GBP|Low: £281 GBP|High: £1,217 GBP|Avg: £568 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4£282 GBP
Retailer 5£388 GBP
Retailer 11£392 GBP
Retailer 3£418 GBP
Retailer 7£448 GBP
Retailer 2£505 GBP
Retailer 8£522 GBP
Retailer 9£602 GBP
Retailer 6£773 GBP
Retailer 10£898 GBP
NZ Jewellers£1,217 GBP

37 data points across 11 retailers

16 retailers£282 GBP to £898 GBP

A
Cheapest Retailer
-
£282 GBP
₹35,991 INR
B+
Retailer 2
-
£388 GBP
$520 USD
View
Retailer 3
-
£392 GBP
$525 USD
View
Price last confirmed 11 days ago
B+
Retailer 4
-
£418 GBP
$560 USD
View
B+
Retailer 5
-
£418 GBP
$560 USD
View
B+
Retailer 6
-
£444 GBP
$595 USD
View
B+
Retailer 7
-
£448 GBP
$600 USD
View
B
Retailer 8
-
£476 GBP
$638 USD
View
B
Retailer 9
-
£486 GBP
$651 USD
View
B
Retailer 10
-
£505 GBP
View
B+
Retailer 11
-
£522 GBP
€666 EUR
View
B
Retailer 12
-
£602 GBP
ZAR 13,025 ZAR
View
B
Retailer 13
-
£773 GBP
View
B
Retailer 14
-
£853 GBP
View
B
Retailer 15
-
£898 GBP
View
Most Expensive
NZ Jewellers
474830c4-f7f9-479d-96f5-a3710eebeae6 · Oct 30
£1,217 GBP
$1,631 USD
View
Price under review
15 more retailers have this diamond
Prices start from £282 GBPSave up to £616 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.40ct Marquise
£282 GBP